ME2252-MANUFACTURING TECHNOLOGY – II |
THEORY OF METAL CUTTING |
Introduction: material removal processes, types of machine tools – theory of metal cutting: chip formation, orthogonal cutting, cutting tool materials, tool wear, tool life, surface finish, cutting fluids. |
CENTRE LATHE AND SPECIAL PURPOSE LATHES |
Centre lathe, constructional features, cutting tool geometry, various operations, taper turning methods, thread cutting methods, special attachments, machining time and power estimation. Capstan and turret lathes – automats – single spindle, Swiss type, automatic screw type, multi spindle - Turret Indexing mechanism, Bar feed mechanism. |
OTHER MACHINE TOOLS |
Reciprocating machine tools: shaper, planer, slotter - Milling : types, milling cutters, operations - Hole making : drilling - Quill mechanism , Reaming, Boring, Tapping - Sawing machine: hack saw, band saw, circular saw; broaching machines: broach construction – push, pull, surface and continuous broaching machines |
ABRASIVE PROCESSES AND GEAR CUTTING |
Abrasive processes: grinding wheel – specifications and selection, types of grinding process – cylindrical grinding, surface grinding, centreless grinding – honing, lapping, super finishing, polishing and buffing, abrasive jet machining - Gear cutting, forming, generation, shaping, hobbing. |
CNC MACHINE TOOLS AND PART PROGRAMMING |
Numerical control (NC) machine tools – CNC: types, constructional details, special features – design considerations of CNC machines for improving machining accuracy – structural members – slide ways –linear bearings – ball screws – spindle drives and feed drives. Part programming fundamentals – manual programming – computer assisted part programming. |
REFERENCE |
Text Books |
1.Hajra Choudry, “Elements of Work Shop Technology – Vol. II”, Media Promoters. 2002
2.HMT – “Production Technology”, Tata McGraw-Hill, 1998. |
Reference Books |
1. Rao, P.N. “Manufacturing Technology”, Metal Cutting and Machine Tools, Tata McGraw–Hill, New Delhi, 2003.
2. P.C. Sharma, “A Text Book of Production Engineering”, S. Chand and Co. Ltd, IV edition, 1993.
3. Shrawat N.S. and Narang J.S, ‘CNC Machines’, Dhanpat Rai & Co., 2002.
4. P.N.Rao, ‘CAD/CAM Principles and Applications’, TATA Mc Craw Hill, 2007.
5. M.P.Groover and Zimers Jr., ‘CAD/CAM’ Prentice Hall of India Ltd., 2004.
6. Milton C.Shaw, ‘Metal Cutting Principles’, Oxford University Press, Second Edition, 2005.
7. Rajput R.K, ‘Atext book of Manufacturing Technology’, Lakshmi Publications, 2007.
8. Philip F.Ostwald and Jairo Munoz, ‘Manufacturing Processes and systems’, John Wiley and Sons, 9th Edition,2002.
9. Mikell P.Groover, ‘Fundamentals of Modern Manufacturing,Materials, Processes and Systems’, John Wiley and Sons, 9th Edition,2007.
10. Chapman. W. A. J and S.J. Martin, Workshop Technology, Part III, Viva Books Private Ltd., 1998 |
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